Offbeat Internet
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Book Industry Subject Headings

TRANSPORTATION

TRA000000 - General
TRA001000 - Automotive / General
TRA001010 - Automotive / Antique & Classic
TRA001020 - Automotive / Buyer's Guides
TRA001030 - Automotive / Customizing
TRA001050 - Automotive / History
TRA001060 - Automotive / Pictorial
TRA001140 - Automotive / Repair & Maintenance
TRA001150 - Automotive / Trucks
TRA002000 - Aviation / General
TRA002010 - Aviation / History
TRA002030 - Aviation / Repair & Maintenance
TRA002040 - Aviation / Commercial
TRA002050 - Aviation / Piloting & Flight Instruction
TRA003000 - Motorcycles / General
TRA003010 - Motorcycles / History
TRA003020 - Motorcycles / Pictorial
TRA003030 - Motorcycles / Repair & Maintenance
TRA004000 - Railroads / General
TRA004010 - Railroads / History
TRA004020 - Railroads / Pictorial
TRA006000 - Ships & Shipbuilding / General
TRA006010 - Ships & Shipbuilding / History
TRA006020 - Ships & Shipbuilding / Pictorial
TRA006030 - Ships & Shipbuilding / Repair & Maintenance
TRA008000 - Navigation
TRA009000 - Public Transportation